Blue-billed Duck
Oxyura australis
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Giới Thiệu
Australia's only endemic stiff-tailed duck (~840 g), family Anatidae, males recognized by deep chestnut plumage and a vibrant blue bill in breeding season. Inhabits deep freshwater lakes and swamps in southeastern and southwestern Australia. Dives for aquatic invertebrates and plant matter. Least Concern; dependent on permanent water bodies, vulnerable to drought cycles.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Chiều Dài Sải Cánh | 30,8 cm | 12.1 in |
| Khối Lượng | 837,75 g | 29.55 oz |
Nhận Dạng
Bộ Lông
Breeding male is deep rich chestnut with black head and broad bright blue bill; tail often held erect. Female is dark brown with finely barred buff pattern on body and pale supercilium; bill grey.
Habitat & Range
Phạm Vi Địa Lý
Resident in southwestern and southeastern Australia. Found on freshwater swamps and lakes, avoiding arid and tropical regions.
Diet & Feeding
Dives for aquatic invertebrates, seeds, and plant material in Australian freshwater lakes and swamps. Highly aquatic in feeding habits.
Tình Trạng Bảo Tồn
Hành Vi & Sinh Sản
Làm Tổ
Nest type: CP. Incubation: 24-27 days. Fledging: 56 days.
Số Trứng
5-6
Âm Thanh
Tiếng Hót
Male produces a mechanical, splashing display call with loud bill-drumming; female gives a harsh quack. The male's bizarre bubbling-cum-drumming display is spectacular on Australian lakes.
Phân Loại Học
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Bộ | Anseriformes (Waterfowl) |
| Họ | Anatidae (Ducks, Geese & Swans) |
| Genus | Oxyura |
| Loài | Oxyura australis |
Distribution
Blue-billed Duck has been recorded in 1 countries.
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External Databases
Câu Hỏi Thường Gặp
What does the Blue-billed Duck eat?
Where does the Blue-billed Duck live?
Is the Blue-billed Duck endangered?
How does the Blue-billed Duck nest?
What does the Blue-billed Duck sound like?
How big is the Blue-billed Duck?
What order and family does the Blue-billed Duck belong to?
Similar Birds
Other species in the Anatidae family